Cirrus Link Solutions is a software development company. It offers solutions for supervisory control and data acquisition (SCADA), telemetry, cloud connectivity, Message queuing telemetry transport (MQTT) servers, and  internet of things (IoT), as well as modules for Ignition such as the MQTT engine, distributor, transmission. and recorder modules, Sparkplug, an open source software specification, and produced IoT edge devices, gateways, and electronic flow measurement modules.